
Standard Rack Assembly
– Fully sheeted duct furnaces mounted in a 16-gauge galvanized steel frame.
– Provides listed temperature rise and air side pressure drop performance.
– Each furnace includes an individual shutoff valve, flexible gas connector & union piped to properly sized supply header.
– Condensate drains pre-piped to a common header.
– Easy removal of any single duct furnace.
– All controls prewired to a sequencer for system control.
– Customer only needs to provide Power, “Call for Heat” and a 0-10 VDC signal.
Weatherproof Enclosure
– Complete weatherproof vestibule and cabinet with duct flanges.
– Large, hinged galvanized steel door for easy access to components and controls.
– Fresh air intakes assure adequate combustion air supply.
– All heaters pre-wired to marked terminal strip for electrical supply.
– Insulated vent connectors to prevent heat build-up in cabinet.
Indoor Venting Kit
– Custom HeatFab, SAF-T AL294C stainless construction.
– Category 1 rated common vent system to B-vent adapter.
– Provides proper venting of flue gases and prevents flue gas recirculation into burner combustion air supply.
Application Guidelines Product Specification User Guidelines OEM Instructions Submittal / Order Information
Model Number | Alt PDF | PDF of Gas Train | PDF of Wiring Diagram | Max Input MBH | Max Output MBH | Min Input MBH | Min Output MBH | Nat. Gas Turndown Ratio | Max Ind. HX Input | # of HX's | Max CFM | Max APD @ Min Rise | Max Temp Rise | Min CFM | Min APD @ Max Rise | Dim A | Dim B | Dim C | Dim D | Weight (Lbs.) | Total Amps 120V | Total Amps 208V 230V | |||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
HDB-HHP-225-450-I-W | 450 | 360 | 45 | 36 | 10 to 1 | 225 | 2 | 16667 | 0.06 | 60 | 5556 | 0.01 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP 250-500-I-W | 500 | 400 | 50 | 40 | 10 to 1 | 250 | 2 | 18519 | 0.08 | 60 | 6173 | 0.01 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP 270-540-I-W | 540 | 432 | 54 | 43 | 10 to 1 | 270 | 2 | 20000 | 0.11 | 60 | 6667 | 0.01 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP 300-600-I-W | 600 | 480 | 60 | 48 | 10 to 1 | 300 | 2 | 22222 | 0.13 | 60 | 7407 | 0.02 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP 315-630-I-W | 630 | 504 | 63 | 50 | 10 to 1 | 315 | 2 | 23333 | 0.17 | 60 | 7778 | 0.02 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP-225-675-I-W | 675 | 540 | 45 | 36 | 15 to 1 | 225 | 3 | 25000 | 0.06 | 60 | 8333 | 0.01 | 61.01 | 70.93 | 82.09 | 16.73 | N/a | 12 | 7.5 | ||||||||
HDB-HHP 350-700-I-W | 700 | 560 | 70 | 56 | 10 to 1 | 350 | 2 | 25926 | 0.2 | 60 | 8642 | 0.03 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP 360-720-I-W | 720 | 576 | 72 | 57.6 | 10 to 1 | 360 | 2 | 26666 | 0.24 | 60 | 8888 | 0.03 | 8 | 5 | |||||||||||||
HDB-HHP 375-750-I-W | 750 | 600 | 75 | 60 | 10 to 1 | 375 | 2 | 27778 | 0.26 | 60 | 9259 | 0.04 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP 400-800-I-W | 800 | 640 | 80 | 64 | 10 to 1 | 400 | 2 | 29630 | 0.3 | 60 | 9877 | 0.04 | 43.64 | 70.93 | 82.09 | 16.73 | N/a | 8 | 5 | ||||||||
HDB-HHP 270-810-I-W | 810 | 648 | 81 | 64.8 | 15 to 1 | 270 | 3 | 30000 | 0.11 | 60 | 10000.5 | 0.01 | 1213.5 | 12 | 7.5 | ||||||||||||
HDB-HHP 300-900-I-W | 900 | 720 | 60 | 48 | 15 to 1 | 300 | 3 | 33333 | 0.13 | 60 | 11111 | 0.02 | 61.01 | 70.93 | 82.09 | 16.73 | N/a | 12 | 7.5 | ||||||||
HDB-HHP 315-945-I-W | 945 | 756 | 63 | 50 | 15 to 1 | 315 | 3 | 35000 | 0.17 | 60 | 11667 | 0.02 | 61.01 | 70.93 | 82.09 | 16.73 | N/a | 12 | 7.5 | ||||||||
HDB-HHP-250-1000-I-W | 1000 | 800 | 50 | 40 | 20 to 1 | 250 | 4 | 37037 | 0.08 | 60 | 12346 | 0.01 | 78.38 | 70.93 | 82.09 | 16.73 | N/a | 16 | 10 | ||||||||
HDB-HHP-1000-1000-I-W | N/a | N/a | 1000 | 800 | 100 | 80 | 10 to 1 | 1000 | 1 | 37037 | 0.71 | 90 | 8230 | 0.04 | 37.9 | 101.16 | 82.09 | 21.74 | N/a | 10 | |||||||
HDB-HHP 350-1050-I-W | 1050 | 840 | 70 | 56 | 15 to 1 | 350 | 3 | 38889 | 0.2 | 60 | 12963 | 0.03 | 61.01 | 70.93 | 82.09 | 16.73 | N/a | 12 | 7.5 | ||||||||
HDB-HHP 270-1080-I-W | 1080 | 864 | 108 | 86.4 | 20 to 1 | 270 | 4 | 40000 | 0.11 | 60 | 13334 | 0.01 | 1618 | 16 | 10 | ||||||||||||
HDB-HHP 360-1080-I-W | 1080 | 864 | 108 | 86.4 | 15 to 1 | 360 | 3 | 40000 | 0.24 | 60 | 13333 | 0.03 | 61.01 | 70.93 | 82.09 | 16.73 | N/a | 12 | 7.5 | ||||||||
HDB-HHP 375-1125-I-W | 1125 | 900 | 75 | 60 | 15 to 1 | 375 | 3 | 41667 | 0.26 | 60 | 13889 | 0.04 | 61.01 | 70.93 | 82.09 | 16.73 | N/a | 12 | 7.5 | ||||||||
HDB-HHP-1200-1200-I-W | N/a | N/a | 1200 | 960 | 120 | 96 | 10 to 1 | 1200 | 1 | 44444 | 0.99 | 70 | 12698 | 0.1 | 37.9 | 101.16 | 82.09 | 21.74 | N/a | 10 | |||||||
HDB-HHP 400-1200-I-W | 1200 | 960 | 80 | 64 | 15 to 1 | 400 | 3 | 44444 | 0.3 | 60 | 14815 | 0.04 | 61.01 | 70.93 | 82.09 | 16.73 | N/a | 12 | 7.5 | ||||||||
HDB-HHP-1250-1250-I-W | N/a | N/a | 1250 | 1000 | 125 | 100 | 10 to 1 | 1250 | 1 | 46296 | 1.07 | 65 | 14245 | 0.12 | 37.9 | 101.16 | 82.09 | 21.74 | N/a | 10 | |||||||
HDB-HHP 270-1350-I-W | 1350 | 1080 | 135 | 108 | 25 to 1 | 270 | 5 | 50000 | 0.11 | 60 | 16667.5 | 0.01 | 2022.5 | 20 | |||||||||||||
HDB-HHP 350-1400-I-W | 1400 | 1120 | 70 | 56 | 20 to 1 | 350 | 4 | 51852 | 0.2 | 60 | 17284 | 0.03 | 78.38 | 70.93 | 82.09 | 16.73 | N/a | 16 | 10 | ||||||||
HDB-HHP 360-1440-I-W | 1440 | 1152 | 144 | 115.2 | 20 to 1 | 360 | 4 | 53332 | 0.24 | 60 | 17776 | 0.03 | 16 | 10 | |||||||||||||
HDB-HHP 375-1500-I-W | 1500 | 1200 | 75 | 60 | 20 to 1 | 375 | 4 | 55556 | 0.26 | 60 | 18519 | 0.04 | 78.38 | 70.93 | 82.09 | 16.73 | N/a | 16 | 10 | ||||||||
HDB-HHP 500-1500-I-W | 1500 | 1200 | 100 | 80 | 15 to 1 | 500 | 3 | 37037 | 1.98 | 60 | 12346 | 0.27 | 74.9 | 77.41 | 82.09 | 19.81 | N/a | 15 | 7.5 | ||||||||
HDB-HHP 400-1600-I-W | 1600 | 1280 | 80 | 64 | 20 to 1 | 400 | 4 | 59259 | 0.3 | 60 | 19753 | 0.04 | 78.38 | 70.93 | 82.09 | 16.73 | N/a | 16 | 10 | ||||||||
HDB-HHP 350-1750-I-W | 1750 | 1400 | 70 | 56 | 25 to 1 | 350 | 5 | 64815 | 0.2 | 60 | 21605 | 0.03 | 95.75 | 70.93 | 82.09 | 16.73 | N/a | 20 | 12.5 | ||||||||
HDB-HHP 360-1800-I-W | 1800 | 1440 | 180 | 144 | 25 to 1 | 360 | 5 | 66665 | 0.24 | 60 | 22220 | 0.03 | 20 | ||||||||||||||
HDB-HHP 600-1800-I-W | 1800 | 1440 | 120 | 96 | 15 to 1 | 600 | 3 | 66667 | 0.94 | 60 | 22222 | 0.12 | 74.9 | 83.91 | 82.09 | 19.81 | N/a | 15 | 7.5 | ||||||||
HDB-HHP 375-1875-I-W | 1875 | 1500 | 75 | 60 | 25 to 1 | 375 | 5 | 69444 | 0.26 | 60 | 23148 | 0.04 | 95.75 | 70.93 | 82.09 | 16.73 | N/a | 20 | 12.5 | ||||||||
HDB-HHP-1000-2000-I-W | N/a | N/a | 2000 | 1600 | 100 | 80 | 20 to 1 | 1000 | 2 | 74074 | 0.71 | 90 | 16461 | 0.04 | 66.9 | 101.16 | 82.09 | 21.74 | N/a | 20 | |||||||
HDB-HHP 400-2000-I-W | 2000 | 1600 | 80 | 64 | 25 to 1 | 400 | 5 | 74074 | 0.3 | 60 | 24691 | 0.04 | 95.75 | 70.93 | 82.09 | 16.73 | N/a | 20 | 12.5 | ||||||||
HDB-HHP-1200-2400-I-W | N/a | N/a | 2400 | 1920 | 120 | 96 | 20 to 1 | 1200 | 2 | 88889 | 0.99 | 70 | 25397 | 0.1 | 66.9 | 101.16 | 82.09 | 21.74 | N/a | 20 | |||||||
HDB-HHP-1250-2500-I-W | N/a | N/a | 2500 | 2000 | 125 | 100 | 20 to 1 | 1250 | 2 | 92593 | 1.07 | 65 | 28490 | 0.12 | 66.9 | 101.16 | 82.09 | 21.74 | N/a | 20 | |||||||
HDB-HHP-1000-3000-I-W | N/a | N/a | 3000 | 2400 | 100 | 80 | 30 to 1 | 1000 | 3 | 111111 | 0.71 | 90 | 24691 | 0.04 | 95.9 | 101.16 | 82.09 | 21.74 | N/a | 30 | |||||||
HDB-HHP-1200-3600-I-W | N/a | N/a | 3600 | 2880 | 120 | 96 | 30 to 1 | 1200 | 3 | 133333 | 0.99 | 70 | 38095 | 0.1 | 95.9 | 101.16 | 82.09 | 21.74 | N/a | 30 | |||||||
HDB-HHP-1250-3750-I-W | N/a | N/a | 3750 | 3000 | 125 | 100 | 30 to 1 | 1250 | 3 | 138889 | 1.07 | 65 | 42735 | 0.12 | 95.9 | 101.16 | 82.09 | 21.74 | N/a | 30 | |||||||
HDB-HHP-1000-4000-I-W | N/a | N/a | 4000 | 3200 | 100 | 80 | 40 to 1 | 1000 | 4 | 148148 | 0.71 | 90 | 32922 | 0.04 | 124.9 | 101.16 | 82.09 | 21.74 | N/a | 40 | |||||||
HDB-HHP-1200-4800-I-W | N/a | N/a | 4800 | 3840 | 120 | 96 | 40 to 1 | 1200 | 4 | 177778 | 0.99 | 70 | 50794 | 0.1 | 124.9 | 101.16 | 82.09 | 21.74 | N/a | 40 | |||||||
HDB-HHP-1250-5000-I-W | N/a | N/a | 5000 | 4000 | 125 | 100 | 40 to 1 | 1250 | 4 | 185185 | 1.07 | 65 | 56980 | 0.12 | 124.9 | 101.16 | 82.09 | 21.74 | N/a | 40 |